/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cn.icanci.design.behavior.observerpattern;

/**
 * 观察者模式
 * @author icanci
 * @date Created in 2021/07/24 18:26
 * @version 1.0
 */
public class ObserverClient {
    public static void main(String[] args) {
        SubjectA<String> subjectA = new SubjectA<>();
        ObserverA<String> observerA = new ObserverA<>();
        subjectA.attach(observerA);
        subjectA.notify("notify");
    }
}
